Disable Rails/Output cop since it makes no sense here

Signed-off-by: Rémy Coutable <remy@rymai.me>

Disable Rails/Output cop since it makes no sense here
d38d4a9e · Rémy Coutable · 402dcab4 · d38d4a9e
Verified Commit d38d4a9e authored 8 years ago by Rémy Coutable
--- a/lib/gitlab/ee_compat_check.rb
+++ b/lib/gitlab/ee_compat_check.rb
+# rubocop: disable Rails/Output
 module Gitlab
  # Checks if a set of migrations requires downtime or not.
  class EeCompatCheck